* {
	margin: 0;
	padding: 0;
}

img {
	border: none;
}

em,
i {
	font-style: normal;
}

body,
div,
dl,
dt,
dd,
ul,
ol,
li,
h1,
h2,
h3,
h4,
h5,
h6,
pre,
form,
fieldset,
input,
textarea,
p,
blockquote,
th,
td,
font {
	padding: 0;
	margin: 0;
	font-family: "微软雅黑";
}

table {
	border-collapse: collapse;
	border-spacing: 0;
	width: 100%;
}

h1,
h2,
h3,
h4,
h5,
h6 {
	font-weight: normal;
	font-size: 100%;
}

ol,
ul,
li,
dl,
dt,
dd {
	list-style: none;
}

input,
button,
textarea,
checkbox,
select,
radio,
form {
	vertical-align: top;
}

a {
	color: #000;
	text-decoration: none;
}

a:link,
a:visited {
	text-decoration: none;
}

.public_width {
	width: 100%;
	max-width: 1200px;
	height: auto;
	overflow: hidden;
	margin: 0 auto;
}


/*视频*/

.video_con {
	background: #282828;
	color: #fff;
}

.video_con .video_con_title {
	width: 100%;
	height: 70px;
	line-height: 70px;
	font-size: 30px;
	font-weight: bold;
	text-indent: 1em;
	color: #fff;
	background-color: #333;
}

.video_con .video_con_show {}

.video_con_show {
	width: 100%;
	height: 630px;
	font-size: 0;
}

.video_con_show .video_bofang {
	display: inline-block;
	width: 900px;
	height: 630px;
	font-size: 24px;
	vertical-align: top;
}

.video_con_show .video_show_zs {
	display: inline-block;
	width: 300px;
	height: 630px;
	font-size: 24px;
	border-left: 2px solid #444;
	box-sizing: border-box;
}

.video_show_zs .video_show_zj {
	width: 100%;
	height: auto;
	padding: 20px 0;
	background-color: #444;
}

.video_show_zj .video_show_zj_img {
	display: inline-block;
	width: 66px;
	vertical-align: middle;
	margin: 0 20px;
}

.video_show_zj .video_show_zj_js {
	display: inline-block;
	width: 180px;
	vertical-align: middle;
	color: #fff;
}

.video_show_zj_js .video_show_zj_name {
	display: block;
	font-size: 28px;
}

.video_show_zj_js .video_show_zj_zc {
	display: block;
	font-size: 22px;
}

.video_show_zs .video_show_title {
	font-size: 14px;
	margin: 10px;
}

.video_show_zs .video_show_con {
	margin: 10px;
	height: 473px;
	overflow-y: auto;
}

.video_show_con .video_show_list {
	font-size: 14px;
	width: 100%;
	height: auto;
	overflow: hidden;
	color: #fff;
	margin-top: 20px;
}

.video_show_list img {
	display: inline-block;
	width: 120px;
	vertical-align: middle;
	margin-right: 10px;
}

.video_show_list span {
	display: inline-block;
	width: 130px;
}

.tab-box .video_con_show_con {
	width: 820px;
	height: 630px;
	display: none;
}


/* 让第一个框显示出来 */

.tab-box div:first-Child {
	display: block;
}


/* 改变选项卡选中时候的样式 */

.change {
	background: rgba(255, 255, 255, 0.6);
}

.video_show_con::-webkit-scrollbar {
	/*滚动条整体样式*/
	width: 10px;
	/*高宽分别对应横竖滚动条的尺寸*/
	height: 1px;
}

.video_show_con::-webkit-scrollbar-thumb {
	/*滚动条里面小方块*/
	border-radius: 10px;
	background-color: #555;
}

.video_show_con::-webkit-scrollbar-track {
	/*滚动条里面轨道*/
	-webkit-box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.2);
	/*border-radius: 10px;*/
	background: #282828;
}